CN201234437Y - Machine box and dustproof module thereof - Google Patents

Abstract

The utility model discloses a dust-proof module and a machine box with the dust-proof module. The dust-proof module comprises: an upper frame and a bottom frame, joined together to form a flat block, and the upper frame and the bottom frame are correspondingly provided with a ventilation area ; and a dust-proof net sandwiched between the upper frame and the lower frame, and in the ventilation area. The dust-proof module of the utility model has the advantages of simple structure, convenient use and easy maintenance, and is suitable for dust removal of various ventilation systems, especially for air-cooled heat dissipation systems of communication equipment. The machine box with the dust-proof module of the utility model can clean or replace the dust-proof net conveniently without dismantling the machine box and shutting down the machine, and makes the machine box easy to realize electromagnetic shielding.

Description

Chassis and its dust-proof module

technical field

The utility model relates to a mechanical device in the field of communication or electronics, in particular to a dust-proof module suitable for a machine box and a machine box with the dust-proof module.

Background technique

At present, the heat dissipation method of the communication equipment system is mainly the air-cooled heat dissipation method. While the air-cooled heat dissipation provides guarantee for the normal operation of the system, it also brings a lot of dust into the system. The current solution is mostly to install it at the air inlet of the equipment. Dust-proof net, as an important dust-proof protection mechanism of the system, the dust-proof net plays a key role in effectively preventing dust from entering the system. The heat exchange efficiency of the system will adversely affect the safe and stable operation of the system.

In the box products of communication equipment, fans are mainly used to ventilate and dissipate heat. At the same time, it is also hoped to prevent a large amount of dust from entering the box due to air circulation and causing damage. Usually, fans and fans are installed in the side walls of the box. The disadvantage of this method is that the machine box needs to be disassembled regularly to clean or replace the dust-proof net, and the machine box must be shut down when the machine box is disassembled, which will cause inconvenience to use.

Therefore urgently need to provide a kind of new technical scheme, to solve the above problems.

Utility model content

The purpose of the utility model is to provide a dust-proof module with simple structure and convenient maintenance of the dust-proof net. The purpose of the utility model is also to provide a machine box with the dust-proof module.

To achieve this purpose, according to one aspect of the present invention, a dust-proof module is provided, including: an upper frame and a bottom frame joined together to form a flat block, and the upper frame and the bottom frame are respectively provided with ventilation areas; and The dust-proof net is sandwiched between the upper frame and the lower frame, and is in the ventilation area.

Preferably, the above-mentioned dust-proof module is used in a machine box, and the dust-proof module further includes a dust-proof panel part, and the dust-proof module is fixed to the machine box on the end face of the flat block-shaped dust-proof module. Further, the above-mentioned dust-proof module also includes shielding springs, which are respectively installed in the upper frame and the bottom frame, so that the dust-proof module contacts with the machine box electromagnetically shieldingly when it is installed into the machine box.

In a preferred embodiment of the present utility model, the bottom frame is a rectangular plate with three vertical edges, and threaded columns are arranged on the rectangular plate. threaded post. The dust-proof panel part has an insertion part and a screw screwed to the case, and the dust-proof panel part is connected to the bottom frame through the plug-in part and a vertical folded edge of the bottom frame. The upper frame is equipped with a bridge to prevent the dust filter from shifting. The upper frame and the lower frame are respectively provided with slots, the shielding springs are snapped into the slots, and the slots are located close to the dustproof panel component.

According to another aspect of the present utility model, a machine box is provided, including a dust-proof module installed at the air vent of the machine box, the dust-proof module is the dust-proof module according to the above-mentioned structure of the present utility model.

Preferably, a slot for inserting the dust-proof module into the vent from the side and a screw hole for fixing the dust-proof panel component are provided on the side wall close to the air vent of the case. Further, a guide member for sliding the dustproof module is formed on the inner wall of the opening end of the case.

The dust-proof module of the utility model has the advantages of simple structure, convenient use and easy maintenance, and is suitable for dust removal of various ventilation systems, especially for air-cooled heat dissipation systems of communication equipment. The machine box with the dust-proof module of the utility model can clean or replace the dust-proof net conveniently without dismantling the machine box and shutting down the machine, and it is also easy to realize electromagnetic shielding.

It should be understood that both the above general description and the following detailed description are enumerative and explanatory, and the purpose is to provide further explanation of the claimed utility model.

Other features and advantages of the present invention will be set forth in the following description, and, in part, will be apparent from the description, or can be learned by practicing the present invention. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Figure 1 and Figure 2 are exploded schematic diagrams of a dustproof module according to an embodiment of the present invention;

Fig. 3 is a schematic diagram of the overall structure of a dustproof module according to an embodiment of the present invention;

Fig. 4 and Fig. 5 are schematic diagrams of the installation of the dustproof module and the machine box according to the embodiment of the present invention.

Detailed ways

Preferred embodiments of the present utility model are described below in conjunction with accompanying drawings.

Fig. 1 and Fig. 2 are the exploded schematic diagrams of the dust-proof module according to the embodiment of the present invention. The dust-proof net 1 between the upper frame 3 and the bottom frame 4, the dust-proof module can also include a dust-proof panel part 2, and the dust-proof panel part 2 is fixed on the end face of the flat block-shaped dust-proof module to prevent the The dust module is fixed to the case by screws 22 thereon. It is easy to imagine that the dust-proof panel component 2 can be independent of the dust-proof module as a separate component or as a part of the machine box.

The upper frame 3 and the lower frame 4 are provided with corresponding ventilation areas, and the ventilation areas are composed of a plurality of rectangular ventilation holes 32 , 42 . Optionally, the screws 22 on the dustproof panel part 2 are captive screws. The dust-proof net 1 is fixed between the upper frame 3 and the bottom frame 4, and is located in the ventilation area, so as to ensure that the wind passing through each ventilation hole is filtered by the dust-proof net 1 . The upper frame 3 is adapted to the bottom frame 4 and is detachably connected. Preferably, the upper frame 3 and the bottom frame 4 are connected by a bolt structure, and the bottom frame 4 is a rectangular plate with three vertical edges. Wherein, the bolt structure includes a countersunk screw 38 and a nut column 48 fixed in the bottom frame 4 and adapted to the countersunk screw. The number of countersunk screws 38 and standoffs 48 is preferably six. The four nut posts 48 near the air holes in the bottom frame form restrictions on the position of the dust filter 1, thereby facilitating installation. The upper frame 3 is also provided with a bridge 36 to prevent the displacement of the dust-proof net 1 .

Wherein, the above-mentioned vertical folded edges (vertical edges) include: the vertical edge 464 at the rear end of the bottom frame for the plug-in installation of the dustproof panel component 2, and the vertical edges 466 at both sides of the bottom frame. A beveled edge 462 is formed on the front end of the bottom frame, and the beveled edge 462 facilitates the front end of the dust-proof module to enter the machine box smoothly. The guide bevel 462 at the front end of the bottom frame, the vertical edge 464 where the dustproof panel part 2 is plugged in, and the vertical edges 466 located on both sides of the bottom frame jointly surround the upper frame 3, thus making it easier for the upper frame 3 to cover the bottom frame 4.

In addition, in order to realize the electromagnetic compatibility of the dust-proof module, both the upper frame 3 and the lower frame 4 are provided with slots 34 , 44 for installing the shielding reed 5 . After installation, the shielding reed 5 protrudes from the upper frame 3 and the lower frame 4. Once the dustproof module enters the casing, the shielding reed 5 keeps in good contact with the casing, thereby avoiding electromagnetic interference.

In the utility model, the height of the nut column 48 selected by the bottom frame 4 is selected according to the thickness of the dust-proof net 1, and the number of holes of the dust-proof net is selected according to the heat dissipation.

FIG. 3 is a schematic diagram of the overall structure of the dust-proof module according to an embodiment of the present invention. As shown in FIG. 3 , the upper frame 3 is surrounded by the hem of the bottom frame 4 and fixed by countersunk screws 38 . The dust-proof net is fixed at the position of the ventilation area inside the two.

Fig. 4 and Fig. 5 are schematic diagrams of the installation of the dustproof module and the machine box according to the embodiment of the present invention. The machine box 6 has a vent 68, and the side wall of the vent 68 is provided with a slot 66 for inserting the dust-proof module into the vent 68 from the side of the vent of the machine box. Slide into the guide 64 that provides guidance, after the dustproof module is inserted into the vent from the side, it is fixed to the threaded hole 62 on the side of the vent of the machine box through the screw 22 on the dustproof panel part 2 .

The assembly steps of the dust-proof module of the utility model are as follows: insert the dust-proof module into the machine box, fix it on the machine box through the captive screws on the dust-proof panel parts, and disassemble the dust-proof module from the machine box after regular use out, remove the countersunk screws on the upper frame, take out the dust filter from the bottom frame, wash the dust filter and the bottom frame with clean water, clean and dry them before installing them on the The module can be inserted into the case.

The utility model has the advantages of simple structure, convenient use and easy maintenance. The dust-proof net can be cleaned or replaced conveniently without dismantling the machine box and stopping the machine. Cooling system.

The above descriptions are only preferred embodiments of the utility model, and are not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (10)

1. a dustproof module is characterized in that, comprising:

Upper ledge and underframe, being bonded together is flat bulk, and described upper ledge and described underframe correspondingly are provided with aerated area; And

Air Filter is folded between described upper ledge and the described underframe, and is in described aerated area.

2. dustproof module according to claim 1 is characterized in that, is used for the machine box, and described dustproof module also comprises

Dustproof panel component is fixed to described machine box at the end face of the dustproof module of described flat bulk with described dustproof module.

3. dustproof module according to claim 2 is characterized in that, also comprises

Shielding finger, be installed on respectively in the described upper ledge and described underframe on so that described dustproof module when packing described machine box into described machine box electromagnetic shielding contact.

4. dustproof module according to claim 3 is characterized in that,

Described underframe is the rectangle plate body with three vertical flangings, is furnished with threaded post on the described rectangle plate body,

Described upper ledge covers on described underframe, and is bolted in by screw on the threaded post of described underframe.

5. dustproof module according to claim 4 is characterized in that,

Described dustproof panel component has Plug Division and the screw that is screw-coupled to described machine box, and described dustproof panel component is pegged graft to cooperate with a vertical flanging of described underframe by described Plug Division and is connected on the described underframe.

6. dustproof module according to claim 4 is characterized in that,

Described upper ledge is provided with the bridge that dashes that stops described Air Filter displacement.

7. dustproof module according to claim 4 is characterized in that,

Be respectively equipped with draw-in groove on described upper ledge and the underframe, described shielding finger is connected in the described draw-in groove, and the position of described draw-in groove is near described dustproof panel component.

8. a machine box is characterized in that, comprises

Be installed in the dustproof module of described machine box ventilating opening, described dustproof module is each described dustproof module in the claim 2 to 7.

9. machine box according to claim 8 is characterized in that,

Inserting the slot of described ventilating opening and the screw of fixing for described dustproof panel component from the side near offering on the sidewall of described machine box ventilating opening for described dustproof module.

10. machine box according to claim 9 is characterized in that,

Be formed with on the openend madial wall of described machine box for described dustproof module and slip into guide.

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